[cfe-dev] LibTooling vs. LibClang+Python for simple refactoring

[Sean Silva]

On Mon, Dec 30, 2013 at 9:40 AM, dblaikie at gmail.com <dblaikie at gmail.com>wrote:

>
>
> On Sun Dec 29 2013 at 10:25:19 AM, Schlottke, Michael <
> m.schlottke at fz-juelich.de> wrote:
>
>>  Hi David,
>>
>>  Thanks for the fast reply.
>>
>>  From your description I infer that clang-fixit is a tool for enforcing
>> a certain naming convention, rather than changing specific names, or did I
>> misunderstand you?
>>
>
> That's correct - but it has the same challenges in terms of resizing
> names, etc.
>
>
>>
>>  However, maybe it could be a place for me to start looking for ideas...
>> The only reference I found to clang-fixit is
>> http://llvm-reviews.chandlerc.com/D51, but nothing in the llvm or
>> clang/extra repository. Could you tell me where I can find more information
>> on it?
>>
>
> Hmm, perhaps it hasn't really been started yet. Sorry for the red herring.
>

Do you maybe mean clang-tidy? It's in clang-tools-extra last I checked.

-- Sean Silva


>
> I would guess clang-migrate would be the next best tool to look at. It
> does various code changes and deals with reformatting the resulting code,
> etc.
>
> - David
>
>
>>
>>  Regards,
>>
>>  Michael
>>
>>
>>
>> -------- Ursprüngliche Nachricht --------
>> Von: dblaikie at gmail.com
>> Datum:
>> An: "Schlottke, Michael" <m.schlottke at fz-juelich.de>,cfe-dev Developers <
>> cfe-dev at cs.uiuc.edu>,djasper at google.com,klimek at google.com
>> Betreff: [cfe-dev] LibTooling vs. LibClang+Python for simple refactoring
>>
>>
>> Tooling, specifically the clang-fixit till is one place sheet efforts are
>> being made to apply these kinds of refractoriness (specifically clang-fixit
>> would apply predefined naming convention rules, rather than user specified
>> renaming).
>>
>> One of the things that tooling might help you with would be the necessary
>> reformatting (clang-format) and build/source discovery.
>>
>> On Sunday, December 29, 2013 3:49:06 AM, Schlottke, Michael <
>> m.schlottke at fz-juelich.de> wrote:
>>
>> Hi everyone,
>>
>> For our research group, I need to get started with some relatively simple
>> refactoring tasks in a modestly complex C++ project. The goal is to have a
>> tool that (in the beginning) is good for at least two things:
>> - renaming member variables/methods
>> - replacing member variable access by getters/setters
>>
>> After the extremely positive experiences I've had with clang (and since
>> the IDE tools I tried failed for our project), I'd like to utilize the
>> clang infrastructure for this task. However, in the very beginning I
>> already face the problem of where I should start:
>>
>> On the one hand, LibTooling seems to be the interface of choice when it
>> comes to refactoring code (it's one of the canonical examples on http://<http://clang.llvm.org/docs/Tooling.html>
>> clang.llvm.org <http://clang.llvm.org/docs/Tooling.html>/docs/<http://clang.llvm.org/docs/Tooling.html>
>> Tooling.html <http://clang.llvm.org/docs/Tooling.html>). On the other
>> hand libclang seems to be easier to use, has Python bindings, and from the
>> outset looks like it could be already sufficient for the task at hand.
>>
>> Do you have any experience/recommendations for which library is the one
>> to use in this case?
>>
>> Regards,
>>
>> Michael
>>
>> --
>> Michael Schlottke
>>
>> SimLab Highly Scalable Fluids & Solids Engineering
>> Jülich Supercomputing Centre (JSC)
>> Forschungszentrum Jülich GmbH
>> 52425 Jülich
>> Germany
>>
>> Phone: +49 (2461) 61 2326
>> Mail: m.schlottke <m.schlottke at fz-juelich.de>@<m.schlottke at fz-juelich.de>
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>> / <http://www.fz-juelich.de/jsc>jsc <http://www.fz-juelich.de/jsc>
>>
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